The cuts are DCA < 2.0 , frac_seen > 0.1 , Nhits > 20 , PID = v1.1
most probable
Yn=1 represents -1.0 < Yn < -0.9
Yn=20 represents 0.9 < Yn < 1.0
Multiplicity 2 represents 6.0 < b < 8.0 fm
Multiplicity 3 represents 4.0 < b < 6.0 fm
Multiplicity 4 represents 2.0 < b < 4.0 fm
Multiplicity 5 represents 0.0 < b < 2.0 fm
Transverse Momenta Spectra
2 AGeV Au+Au 
